Hello, I’m Piotr.

Signal Processing Specialist

If you are interested in research and development cooperation or professional technical cooperation, then do not hesitate and contact me.

Phone: +48 61 665 26 42

Email: piotr.kuwalek@put.poznan.pl

Address: Room 522, Piotrowo 3A Street, 61-138 Poznan, Poland

Date of Birth: May 27th 1994

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I'm researcher and signal processing specialist

About me

I received B.Sc.Eng. degree in electrical engineering, B.Sc. degree in mathematics, M.Sc.Eng. degree in electrical engineering , Ph.D. and D.Sc. (habilitation) degree in automation, electronic, and electrical engineering from Poznań University of Technology, Poznań, Poland, in 2017, 2018, 2018, 2022 and 2026, respectively.

I was the Leader or the Coordinator/Specialist in signal processing in many projects, including research and development projects. I am also with the Division of Metrology, Electronics and Lighting Engineering, Poznań University of Technology. My current research interests include electrical, biological and acoustic signal processing.

I am grateful to God and my wife for my every success.

Details

Name:
D.Sc. Ph.D. Eng. Piotr KUWAŁEK
Age:
32 years
Location:
Poznan University of Technology
Faculty of Control, Robotics and Electrical Engineering
Institute of Electrical Engineering and Electronics
Division of Metrology, Electronics and Lighting Engineering
Room 522, Piotrowo 3A Street, 61-138 Poznan, Poland

Scientific Activities

Broadly understood issues of electrical, biological and acoustic signal processing

Electrical Signal Processing

Power Quality (PQ) Evaluation
Metrology of PQ Parameters
AMI Smart Energy Meters
Identification and Localization of PQ Disturbing Loads
Intelligent Fault Detection
Implementation of Artificial Intelligence for Diagnostic

Biological Signal Processing

Feature Extraction from Biological Signals (e.g., PPG)
Image Processing and Recognition in Data Collection Process
Implementation of Artificial Intelligence for Life Threat Detection

Acoustic Signal Processing

Improving Pre-processing in Speech Recognition
Intelligent Identification of Noise Sources
Preparation of Dedicated Window Applications and Scripts in Python / Matlab / C++ / C#

48

ARTICLES

18

CONFERENCES

11

Completed
Projects

14

awards

148

Reviews

∞

CUPS of coffee

Image from Freepik

Scientific Parametric Indicators

Web of Science Database

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Number of Articles: 32
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Hirsch Index: 10
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Citations: 235
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Total Impact Factor: 91,146

Scopus Database

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Number of Articles: 36
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Hirsch Index: 11
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Citations: 280

Google Scholar Database

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Number of articles: 43
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Hirsch Index: 12
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i10 Index: 12
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Citations: 372

scientific experience

Articles

Kuwałek P. , Bracale A., Sikorski T., Rezmer J., Synchronized Approach Based on Empirical Fourier Decomposition for Accurate Assessment of Harmonics and Specific Supraharmonics, IEEE Transactions on Industrial Electronics, vol. 72, no. 1, pp. 992-1002, 2025 (IF = 7,2).
Kuwałek P. , Wiczyński G., Problem of Supraharmonic Diagnostics in Power Networks, Electronics, vol. 14, no. 8, art. no. 1609, 2025 (IF = 2,6).
Jędryczka C., Kuwałek P. , Wiczyński G., Diagnostics of Supraharmonics in Terms of Analysis of Electric Vehicle Charging, IEEE Transactions on Industry Applications, vol. 61, no. 2, pp. 3435-3446, 2025 (IF = 4,5).
Zych P., Filipek K., Mrozek-Czajkowski A., Kuwałek P., Classification of Electroencephalography Motor Execution Signals Using a Hybrid Neural Network Based on Instantaneous Frequency and Amplitude Obtained via Empirical Wavelet Transform, Sensors , vol. 25, no. 11, art. no. 3284, 2025 (IF = 3,5).
Kuwałek P. , Wiczyński G., Impact of photovoltaic micro-installations on the low voltage grid – examples, Electrical Engineering News, no. 8, pp. 3-11, 2025.
Kuwałek P. , Bracale A., Caramia P., Carpinelli G., Power-Based Indices with Single Metering Sections for Responsibility Assessment of Disturbing Loads, 2025 International Conference on Clean Electrical Power (ICCEP), pp. 1008-1013, 2025, Italy, Villasimius.
Jukiewicz M., Kuwałek P., Challenges in assessing flicker due to voltage fluctuations, MKM 2025, LVII Inter-University Metrology Conference. Conference Materials, Poznan University of Technology, pp. 167-184, 2025, Poland, Poznan.
Krawiec D., Kuwałek P., Evaluation of voltage phasor measurement errors using Hilbert transform in the case of power quality disturbances, MKM 2025, LVII Inter-University Metrology Conference. Conference Materials, Poznan University of Technology, pp. 193-209, 2025, Poland, Poznan.
Kuwałek P., Kruopis N., Detecting anomalies in the power grid based on measurement data from AMI meters, Proceedings of the 10th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, pp. 23-34, 2025, Poland, Dźwirzyno.
Kuwałek P. , Practical Verification of Diagnostic Capabilities of Methods for the Recreation of Voltage Fluctuations, Electronics, vol. 13, no. 16, art. no. 3272, 2024 (IF = 2,6).
Kuwałek P., Decomposition by Approximation with Pulse Waves Allowing Further Research on Sources of Voltage Fluctuations, IEEE Transactions on Industrial Electronics, vol. 71, no. 5, pp. 5263-5273, 2024 (IF = 7,2).
Kuwałek P., Wiczyński G., Multi-point method using effective demodulation and decomposition techniques allowing identification of disturbing loads in power grids, Electric Power Systems Research, vol. 231, art. no. 110335, 2024 (IF = 4,2).
Kuwałek P., Wiczyński G., Laboratory Setup for Testing Low-Frequency Disturbances of Power Quality, Proceedings of 18th International Conference on Compatibility, Power Electronics and Power Engineering, IEEE, 2024, Poland, Gdynia.
Kuwałek P., Assessment of Diagnostic Capabilities of Methods of Recreation of Voltage Fluctuations, Proceedings of 18th International Conference on Compatibility, Power Electronics and Power Engineering, IEEE, 2024, Poland, Gdynia.
Wiczyński G., Kuwałek P., Impact of small photovoltaic installations on the low-voltage network - examples, Proceedings of the 9th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, pp. 51-60, 2024, Poland, Kołobrzeg.
Kuwałek P., Wiczyński G., Preliminary Observations of Supraharmonics in Low Voltage Networks, Proceedings of the 2023 IEEE International Conference on Energy Technologies for Future Grids, IEEE, 2023, Australia, Wollongong.
Jędryczka C., Kuwałek P., Wiczyński G., Power Quality Problem for Single–Phase Low–Voltage Charging of Electric Vehicles, Proceedings of the 2023 IEEE International Conference on Energy Technologies for Future Grids, IEEE, 2023, Australia, Wollongong.
Kuwałek P., Jęsko W., Speech Enhancement Based on Enhanced Empirical Wavelet Transform and Teager Energy Operator, Electronics, vol. 12, no. 14, art. no. 3167, 2023 (IF = 2.9).
Dziarski K., Hulewicz A., Kuwałek P. , Wiczyński G., Methods of Measurement of Die Temperature of Semiconductor Elements: A Review, Energies , vol. 16, no. 6, art. no. 2559, 2023 (IF = 3,2).
Wiczyński G., Kuwałek P. , Supraharmonics in low voltage circuits, Proceedings of the 8th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids , pp. 61-71, 2023, Poland, Kołobrzeg.
Kuwałek P., Wiczyński G., Monitoring Single-Phase LV Charging of Electric Vehicles, Sensors, vol. 23, no. 1, art. no. 141, 2023 (IF = 3,9).
Wiczyński G., Kuwałek P., Voltage Distortion Influence on Flicker Severity Measurement by AMI Energy Meters, IEEE Transactions on Industrial Electronics, vol. 69, no. 10, pp. 10684-10693, 2022 (IF = 7,7).
Wiczyński G., Kuwałek P., Influence of Sampling Rate on Flicker Assessment by IEC Flickermeter Built-in AMI Energy Meters, IEEE Transactions on Industrial Electronics, vol. 69, no. 9, pp. 9566-9574, 2022 (IF = 7,7).
Kuwałek P., IEC Flickermeter Measurement Results for Distorted Modulating Signal while Supplied with Distorted Voltage, Proceedings of the 20th International Conference on Harmonics and Quality of Power, IEEE, art. no. 4, 2022, Italy, Naples.
Kuwałek P., Decomposition Problem in Process of Selective Identification and Localization of Voltage Fluctuation Sources in Power Grids, Proceedings of the 20th International Conference on Harmonics and Quality of Power, IEEE, art. no. 43, 2022, Italy, Naples.
Kuwałek P., Wiczyński G., Problem of Total Harmonic Distortion Measurement Performed by Smart Energy Meters, Measurement Science Review, vol. 22, no. 1, pp. 1-10, 2022 (IF = 0,9).
Kuwałek P., Selective Identification and Localization of Voltage Fluctuation Sources in Power Grids, Energies, vol. 14, no. 20, art. no. 6585, 2021 (IF = 3,004).
Kuwałek P., Wiczyński G., Dependence of Voltage Fluctuation Severity on Clipped Sinewave Distortion of Voltage, IEEE Transactions on Instrumentation and Measurement, vol. 70, art. no. 2006008, 2021 (IF = 4,016).
Kuwałek P., Burlaga B., Jęśko W., Konieczka P., Research on Methods for Detecting Respiratory Rate from Photoplethysmographic Signal, Biomedical Signal Processing and Control, vol. 66, art. no. 102483, 2021 (IF = 3,880).
Kuwałek P., Estimation of Parameters Associated with Individual Sources of Voltage Fluctuations, IEEE Transactions on Power Delivery, vol. 36, no. 1, pp. 351-361, 2021 (IF = 4,131).
Górny K., Kuwałek P., Pietrowski W., Increasing Electric Vehicles Reliability by Non-Invasive Diagnosis of Motor Winding Faults, Energies, vol. 14, no. 9, art, no. 2510, 2021 (IF = 3,004).
Kuwałek P., Comparison of the Estimation Errors of Parameters Associated With Individual Voltage Fluctuations Sources Using Selected Decomposition Methods, Proceedings of the 13th International Conference on Measurement, IEEE, pp. 93-96, 2021, Slovakia, Bratislava.
Kuwałek P., Influence of Voltage Variation on the Measurement of Total Harmonic Distortion (THD) by AMI Smart Electricity Meters, Proceedings of the 13th International Conference on Measurement, IEEE, pp. 159-162, 2021, Slovakia, Bratislava.
Kuwałek P., AM modulation signal estimation allowing further research on sources of voltage fluctuations, IEEE Transactions on Industrial Electronics, vol. 67, no. 8, pp. 6937-6945, 2020 (IF = 8,236).
Kuwałek P., Otomański P., Wandachowicz K., Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser, Energies, vol. 13, no. 20, art. no. 5338, 2020 (IF = 3,004).
Kuwałek P., Jęśko W., Recreation of Voltage Fluctuation Using Basic Parameters Measured in the Power Grid, Journal of Electrical Engineering & Technology, vol. 15, no. 2, pp. 601-609, 2020 (IF = 1,069).
Kuwałek P., Trace of Flicker Sources by Using Non-Parametric Statistical Analysis of Voltage Changes, Proceedings of the 19th International Conference on Harmonics and Quality of Power, IEEE, pp. 1-6, 2020, United Arab Emirates, Dubai.
Kuwałek P., Increase of Diagnostic Capabilities of Voltage Fluctuation Indices, Proceedings of the 19th International Conference on Harmonics and Quality of Power, IEEE, pp. 1-6, 2020, United Arab Emirates, Dubai.
Chmielowiec K., Kuwałek P., Wiczyński G., Application of AMI meters to power quality evaluation, Proceedings of the 5th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, art. no. 53, 2020, Poland, Kołobrzeg.
Kuwałek P., The Application of Kernel Density Estimation for Aided the Process of Locating Sources of Voltage Fluctuations, Przegląd Elektrotechniczny, vol. 95, no. 8, pp. 70‑74, 2019.
Kuwałek P., Otomański P., Effect of the Phenomenon of „Spectrum Leakage” on the Measurement of Power Quality Parameters, Proceedings of the 12th International Conference on Measurement, IEEE, pp. 70-73, 2019, Slovakia, Smolenice.
Kuwałek P., Application of an enhanced empirical wavelet transform to determine selected parameters of sources of voltage fluctuations, The Scientific Papers of Faculty of Electrical and Control Engineering. Gdansk University of Technology, vol. 66, pp. 33-36, 2019.
Jęśko W., Kuwałek P., The prototype of a wireless measurement card, ITM Web of Conferences, vol. 28, art. no. 01045, 2019.
Kuwałek P., The problem of „spectrum leakage” in the measurement of harmonics, ITM Web of Conferences, vol. 28, art. no. 01044, 2019.
Kuwałek P., The problem of „leakage spectrum” in the process of power quality evaluation, Poznan University of Technology Academic Journals. Electrical Engineering, vol. 97, pp. 63-73, 2019.
Jęśko W., Kuwałek P., Wireless network measurement card, Poznan University of Technology Academic Journals. Electrical Engineering, vol. 100, pp. 19-28, 2019.
Otomański P., Kuwałek P., Application of Fourier series to determine the measurements error of harmonics with selected power quality analyzers, Proceedings of the 11th International Conference on Measurement, IEEE, pp. 15-18, 2017, Slovakia, Smolenice.
Kuwałek P., Otomański P., The influence of signal RMS value on measuring accuracy harmonics contents, Poznan University of Technology Academic Journals. Electrical Engineering, vol. 90, pp. 213-221, 2017.

scientific experience

Conferences

2025 IEEE Power & Energy Society General Meeting, IEEE, USA, Austin, Texas, 27-31.07.2025
57th Inter-University Metrology Conference MKM’25, Poland, Poznan, 22-24.09.2025.
2025 IEEE International Conference on Clean Electrical Power, Italy, Villasimius, 24-26.06.2025.
10th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, Poland, Dźwirzyno, 27-28.05.2025.
18th International Conference on Compatibility, Power Electronics and Power Engineering, Poland, Gdynia, 24-26.06.2024.
9th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, Poland, Kołobrzeg, 11-12.06.2024.
2023 IEEE International Conference on Energy Technologies for Future Grids, Australia, Wollongong, 03-06.12.2023.
8th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, Poland, Kołobrzeg, 31.05-01.06.2023.
20th International Conference on Harmonics and Quality of Power, Italy, Naples, 29.05-01.06.2022.
6th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, Poland, Poznań, 16-17.06.2021.
13th International Conference on Measurement, Slovakia, Bratislava, 17-19.05.2021.
5th Scientific and Technical Conference: Measurements and Diagnostics in Power Grids, Poland, Kołobrzeg, 28-29.10.2020.
19th International Conference on Harmonics and Quality of Power, United Arab Emirates, Dubai, 06-07.07.2020.
12th International Conference on Measurement, Slovakia, Smolenice, 27-29.05.2019.
24th Scientific Conference on Computer Applications in Electrical Engineering, Poland, Poznań, 15.04.2019.
51th Inter-University Metrology Conference MKM’19, Poland, Opole-Moszna, 23-25.09.2019.
11th International Conference on Measurement, Slovakia, Smolenice, 29-31.05.2017.
22th Scientific Conference on Computer Applications in Electrical Engineering, Poland, Poznań, 10-11.04.2017.

scientific experience

Completed Projects

Project Sonata 20 "Proper metrological verification of smart energy meters" (2024/55/D/ST7/00441) financed by the National Science Centre; role: leader; completion date: in progress.
Project Preludium 20 "Voltage fluctuation diagnostic focused on identification and localization disturbing loads in power grids" (2021/41/N/ST7/00397) financed by the National Science Centre; role: leader; completion date: 2025.
"Investigations of selected measurement signals in electrical engineering - part I" (0212/SBAD/0573) financed by the Ministry of Education and Science; role: project leader; completion date: 2023.
"Acquisition and processing of selected diagnostic signals" (0212/SBAD/0569) financed by the Ministry of Education and Science; role: contractor; completion date: 2023.
"Increasing the possibilities of diagnostic techniques in electrical engineering by the use of advanced signal processing tools" (0212/SBAD/0541) financed by the Ministry of Education and Science; role: project leader; completion date: 2021.
"Investigation of the effect of recorded unsharpness thermogram on the uncertainty of thermovision temperature measurement" (0212/SBAD/0542) financed by the Ministry of Education and Science; role: contractor; completion date: 2021.
"Measurements of electrical and non-electrical quantities in the diagnostics of electrical, electronic and lighting systems" (0212/SBAD/0539) financed by the Ministry of Education and Science; role: contractor; completion date: 2021.
"Acquisition and processing of selected diagnostic signals" (0212/SBAD/0515) financed by the Ministry of Science and Higher Education; role: contractor; completion date: 2021.
"Increasing the diagnostic possibilities of voltage fluctuation indices" (0212/SBAD/0525) financed by the Ministry of Science and Higher Education; role: project leader; completion date: 2020.
Project e-Pionier I "Life functions monitoring system" (WG-POPC.03.03.00-00-0008/16-00) solving the problem entitled "Inefficient monitoring of detained persons" (55/08/2019/UD) financed by the National Center for Research and Development; role: contractor - signal processing specialist; completion date: 2020.
"Acquisition and processing of selected diagnostic signals" (04/42/SBAD/0487) financed by the Ministry of Science and Higher Education; role: contractor; completion date: 2020.
"Increasing the possibility of identification voltage fluctuation sources and reducing errors of higher harmonics measurements to improve power quality diagnostics" (04/42/SBAD/0493) financed by the Ministry of Science and Higher Education; role: project leader; completion date: 2019.

scientific experience

Awards

2025: Scientific Award of the Division IV of Technical Sciences of the Polish Academy of Sciences for a series of 6 works entitled "Diagnostics of voltage fluctuations in modern power systems".
2025: Award of the Białystok Branch of the Polish Society of Theoretical and Applied Electrical Engineering (PTETiS) for scientific achievements in 2024.
2024: Main prize in the 21st edition of the ABB competition for a Ph.D. thesis.
2023: Winner of the Young Promoter of Poland award in the category of scientific activity under the Honorary Patronage of the Spouse of the President of the Republic of Poland in 2023.
2023: Financial distinction for the Ph.D. dissertation in the competition "Award of the City of Poznań for an outstanding doctoral thesis".
2022: Winner of the scholarship of the Minister of Education and Science for outstanding young scientists in 2022.
2022: Award of the Rector of Poznan University of Technology for outstanding achievements in scientific work for 2021.
2022: Winner of the Poznań City Scholarships for young researchers in 2022.
2022: Laureate of the main award of the Poznań Branch of the Polish Academy of Sciences for the best original creative work published in 2021.
2021: Winner of the stipend START 2021 financed by the Foundation for Polish Science (45.2021).
2021: Winner of the “Young Investigator Award" for the best oral presentation at the 13th International Conference on Measurement - MEASUREMENT 2021, Slovakia, Bratislava.
2021: Award of the Rector of Poznan University of Technology for outstanding achievements in scientific work for 2020.
2020: Laureate of the main award of the Poznań Branch of the Polish Academy of Sciences for the best original creative work published in 2019.
2020: Award of the Rector of Poznan University of Technology for achievements in scientific work for 2019.

scientific experience

Reviews

Algorithms - 3 reviews
Applied Sciences - 6 reviews
Applied System Innovation - 1 review
Archives of Electrical Engineering - 10 reviews
Biomimetics - 1 review
EAI CICom 2021 - 2nd EAI International Conference on Computational Intelligence and Communications - 5 reviews
EAI CICom 2022 - 3rd EAI International Conference on Computational Intelligence and Communications - 2 reviews
Electric Power System Research - 3 reviews
Electronics - 17 reviews
Energies - 38 reviews
Entropy - 2 reviews
Fractal and Fractional - 1 review
IEEE Transactions on Automation Science and Engineering - 2 reviews
IEEE Transactions on Industrial Electronics - 4 reviews
IEEE Transactions on Power Delivery - 1 review
Information - 1 review
International Journal of Photoenergy - 1 review
Machines - 3 reviews
Mathematics - 7 reviews
Measurement - 4 reviews
Measurement Science Review - 1 review
Micromachines - 3 reviews
Processes - 2 reviews
Sensors - 19 reviews
Sustainability - 7 reviews
Symmetry - 2 reviews
Vehicles - 2 reviews

scientific experience

Memberships

Membership of the Technical Committee of the Polish Committee for Standardization (PKN) for Electrical Measuring Instruments for the Measurement of Electromagnetic Quantities (TC 71) and for Electromagnetic Compatibility (TC 104).
Membership of the Institute of Electrical and Electronics Engineers (IEEE), section: Industrial Electronics Society (IES), Instrumentation and Measurement Society (IMS), Power and Energy Society (PES).
Membership of the European Alliance for Innovation (EAI).
Membership of the Technical Program Committee EAI CICom 2021 - 2nd EAI International Conference on Computational Intelligence and Communications.
Membership of the Organizing Committee and Technical Program Committee EAI CICom 2022 - 3rd EAI International Conference on Computational Intelligence and Communications.

Contact Me

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Hello, I’m Piotr.

Signal Processing Specialist

Profile

About me

Details

Scientific Activities

Electrical Signal Processing

Biological Signal Processing

Acoustic Signal Processing

48

ARTICLES

18

CONFERENCES

11

CompletedProjects

14

awards

148

Reviews

∞

CUPS of coffee

Scientific Parametric Indicators

Web of Science Database

Scopus Database

Google Scholar Database

scientific experience

Articles

scientific experience

Conferences

scientific experience

Completed Projects

scientific experience

Awards

scientific experience

Reviews

scientific experience

Memberships

Contact Me

Completed
Projects